<!DOCTYPE html>
<html>
<head>
  <meta charset="UTF-8">
  <title>Document</title>
  <style>
    * {
      margin: 0;
      padding: 0;
    }

    li {
      list-style-type: none;
    }

    .tab {
      width: 978px;
      margin: 20px auto;
    }

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      height: 39px;
      border: 1px solid #ccc;
      background-color: #f1f1f1;
    }

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      float: left;
      height: 39px;
      line-height: 39px;
      padding: 0 20px;
      text-align: center;
      cursor: pointer;
    }

    .tab_list .current {
      background-color: #c81623;
      color: #fff;
    }

    .item_info {
      padding: 20px 0 0 20px;
    }

    .item {
      display: none;
    }
  </style>
</head>
<body>
<div class="tab">
  <div class="tab_list">
    <ul>
      <li class="current">商品介绍</li>
      <li>规格与包装</li>
      <li>售后保障</li>
      <li>商品评价</li>
      <li>手机社区</li>
    </ul>
  </div>
  <div class="tab_con">
    <div class="item" style="display: block;">商品介绍模块内容</div>
    <div class="item" style="display: none;">规格与包装模块内容</div>
    <div class="item" style="display: none;">售后保障模块内容</div>
    <div class="item" style="display: none;">商品评价模块内容</div>
    <div class="item" style="display: none;">手机社区模块内容</div>
  </div>
</div>
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</body>
<html>